某土方路基质量评定,经对压实度、弯沉、平整度等8项指标检测,各指标合格率如表所示,其中压实度代表值大于压实度标准值,弯沉代表值满足要求。外观缺陷和资料不全扣分分别为8分和6分。°ÒF´5os
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8bbs.3c3t.comUóVn¥»ã检查项目°ÒF´5os
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| 压实度°ÒF´5os
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| 弯沉°ÒF´5os
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| 纵断高程°ÒF´5os
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| 中线偏位°ÒF´5os
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| 宽度°ÒF´5os
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| 平整度°ÒF´5os
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| 横坡°ÒF´5os
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| 边坡°ÒF´5os
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合格率(%)°ÒF´5os
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| 65°ÒF´5os
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| 100°ÒF´5os
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| 75°ÒF´5os
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| 90°ÒF´5os
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| 85°ÒF´5os
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| 70°ÒF´5os
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| 90°ÒF´5os
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| 80°ÒF´5os
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规定分°ÒF´5os
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| 30°ÒF´5os
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| 15°ÒF´5os
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| 10°ÒF´5os
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| 10°ÒF´5os
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| 10°ÒF´5os
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| 15°ÒF´5os
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| 5°ÒF´5os
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| 5°ÒF´5os
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8bbs.3c3t.comUóVn¥»ã 1. 请评定该路段土方路基质量等级。°ÒF´5os
8bbs.3c3t.comUóVn¥»ã2. 如评定结果不合格,那么如何改进该土方路基的质量?如评定结果合格,为了进一步提高该土方路基的质量,则应采取什么措施。°ÒF´5os
8bbs.3c3t.comUóVn¥»ã答案:°ÒF´5os
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、分析评定题°ÒF´5os
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1.工程的评分=30×0.65+15+10×0.75+10×0.9+10×0.85°ÒF´5os
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+15×0.75+5×0.9+5×0.8-8-6=64.5 ( 分)°ÒF´5os
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故质量等级评定为不合格。°ÒF´5os
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2.改进措施:提高检查项目的合格率,纵观检测项目的合格率和规定分,首先应提高压实质量,进行补充压实,使压实度合格率提高。其次提高平整度合格率;补充质量保证资料,减少扣分;整修外观缺陷,减少扣分。°ÒF´5os
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土方
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